986146634 has 32 divisors (see below), whose sum is σ = 1640022336. Its totient is φ = 440968320.

The previous prime is 986146633. The next prime is 986146657. The reversal of 986146634 is 436641689.

It is not an unprimeable number, because it can be changed into a prime (986146633) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1086809 + ... + 1087715.

It is an arithmetic number, because the mean of its divisors is an integer number (51250698).

Almost surely, 2^986146634 is an apocalyptic number.

986146634 is a deficient number, since it is larger than the sum of its proper divisors (653875702).

986146634 is a wasteful number, since it uses less digits than its factorization.

986146634 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1670.

The product of its digits is 746496, while the sum is 47.

The square root of 986146634 is about 31402.9717383562. The cubic root of 986146634 is about 995.3607217139.

The spelling of 986146634 in words is "nine hundred eighty-six million, one hundred forty-six thousand, six hundred thirty-four".